#2B4E64#2B4E64
#2B4E64 is a dark, muted cyan. Relative luminance 0.069; OKLCH L 40.7% C 0.055 H 237.8°. Best body text is #FFFFFF at 8.84:1 contrast (WCAG AA passes).
Color values
| HEX | #2B4E64 |
|---|---|
| RGB | rgb(43, 78, 100) |
| HSL | hsl(203, 40%, 28%) |
| HSV | hsv(203, 57%, 39%) |
| CMYK | cmyk(57%, 22%, 0%, 60.8%) |
| CIE-LAB | lab(31.54, -5.59, -16.69) |
| CIE-LCH | lch(31.54, 17.60, 251.47°) |
| OKLab | oklab(40.74% -0.0293 -0.0465) |
| OKLCH | oklch(40.74% 0.055 237.8) |
| XYZ | xyz(6.0201, 6.8820, 13.0652) |
| Luminance | 0.0688 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Grey Blue
#29465B
ΔE00 2.85
Dark Slate Blue
#214761
ΔE00 2.89
Dark Blue Grey
#1F3B4D
ΔE00 6.25
Charcoal
#36454F
ΔE00 6.25
Deep Sea Blue
#015482
ΔE00 6.59
Light Navy
#155084
ΔE00 7.31
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#2B4E64 #64412B
analogous
#2B645D #2B4E64 #2B3164
triadic
#2B4E64 #642B4E #4E642B
tetradic
#2B4E64 #5D2B64 #64412B #31642B
square
#2B4E64 #5D2B64 #64412B #31642B
split-complementary
#2B4E64 #642B31 #645D2B
monochromatic
#091115 #192D39 #2B4E64 #3D6F8F #5490B5
Accessibility & contrast
On white
8.84
#2B4E64 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.38
#2B4E64 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #2B4E64
8.84:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##2B4E64 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##2B4E64 | 1.00 | 8.84 | 2.38 | 8.84 |
| #FFFFFF | 8.84 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.38 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.84 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#444E65
Deuteranopia (green-blind)
#3C4864
Tritanopia (blue-blind)
#065455
Achromatopsia (no color)
#4A4A4A
Design tokens & code
CSS
--color: #2b4e64; /* rgb */ color: rgb(43, 78, 100); /* oklch */ color: oklch(40.7% 0.055 237.8);
Tailwind
colors: {
custom: {
50: '#697f90',
500: '#2b4e64',
950: '#000000',
},
}SCSS
$custom: #2b4e64; $custom-light: #697f90; $custom-dark: #000000;
JSON
{
"hex": "#2b4e64",
"rgb": {
"r": 43,
"g": 78,
"b": 100
},
"hsl": {
"h": 203.158,
"s": 39.86,
"l": 28.039
},
"oklch": {
"l": 0.40736,
"c": 0.055,
"h": 237.8
},
"luminance": 0.06882
}Semantic roles & 50–950 ramp
primary
#2B4E64
secondary
#966E55
accent
#8658D0
background
#F6F7F8
surface
#EBEEF0
border
#C6C9CB
text
#070A0C
muted
#7A7C7D